Home / 627,343.33-940,485.96-272,089.75

Finding the Fourth Proportional to 627,343.33, 940,485.96 and 272,089.75

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Solution

The fourth proportional to 627,343.33, 940,485.96 and 272,089.75 is: 407,905.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,343.33 : 940,485.96 = 272,089.75 : x
  2. Step 2: Convert to fraction form
    627,343.33/940,485.96 = 272,089.75/x
  3. Step 3: Cross multiply
    627,343.33x = 940,485.96 × 272,089.75
  4. Step 4: Simplify right side
    627,343.33x = 255,896,589,734.91
  5. Step 5: Solve for x
    x = 255,896,589,734.91/627,343.33
  6. Step 6: Final answer
    x = 407,905.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.